/*
 * Copyright 2011 Kim Lindhardt Madsen
 *
 *    Licensed under the Apache License, Version 2.0 (the "License");
 *    you may not use this file except in compliance with the License.
 *    You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 *    Unless required by applicable law or agreed to in writing, software
 *    distributed under the License is distributed on an "AS IS" BASIS,
 *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *    See the License for the specific language governing permissions and
 *    limitations under the License.
 */

package dk.lindhardt.gwt.geie.client.evaluate;

import java.io.Serializable;

/**
 * User: AnAmuser
 * Date: 25-08-11
 * <p/>
 * Boolean function taking one boolean argument
 */
abstract class IBooleanBoolean1Function extends IFunction {

   Boolean evaluate(Serializable arg1) throws IllegalArgumentException {
      if (arg1 instanceof Boolean) {
         return evaluateBoolean((Boolean) arg1);
      }
      throw new IllegalArgumentException(getFunctionName().toUpperCase() + " only takes a boolean argument");
   }

   abstract Boolean evaluateBoolean(boolean arg1);
}
